NASA’s push for a new nuclear rocket engine is not just another upgrade to the hardware we strap to the bottom of spacecraft. It is an attempt to rewrite the basic rules of how far, how fast, and how ...

Quantum physics is quietly rewriting the rulebook for how far and how fast humanity might travel beyond Earth. A cluster of recent breakthroughs points to a future in which exotic states of matter, ...

NASA is sending a nuclear-powered spacecraft to Mars. Alongside Tuesday's announcement of its new Ignition program, which features a planned Moon base and a successor to the International Space ...